package com.example.msmservice.controller;


import com.example.msmservice.service.MsmService;
import com.example.msmservice.utils.RandomUtil;
import com.example.utils.R;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;


//@CrossOrigin //跨域
@RequestMapping("/edumsm/msm")
@RestController
public class MsmController {

    @Autowired
    private MsmService msmService;

    @Autowired
    private RedisTemplate<String,String> redisTemplate;

    //发送短信
    @GetMapping("/send/{phone}")
    public R senMsm(@PathVariable String phone){
        //1.向redis中获取验证码，如果获取到直接返回
        String code=redisTemplate.opsForValue().get(phone);
        if(!StringUtils.isEmpty(code)){
            return  R.ok();
        }

        //2.如果redis获取不到，进行阿里云发送
        //生成随机值，传递阿里云进行发送
        code= RandomUtil.getFourBitRandom();
        Map<String,Object> param=new HashMap<>();

        param.put("code",code);

        //调用service发送短信的方法
        boolean isSend=msmService.send(param,phone);
        if(isSend){
            //发送成功，把发送成功的验证码放到redis里面
            //设置有效时间
            redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
            return R.ok();
        }else{
            return  R.error().message("短信发送失败");
        }




    }


}
